Home / 161,785.31-242,699.83-151,943.81

Finding the Fourth Proportional to 161,785.31, 242,699.83 and 151,943.81

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Solution

The fourth proportional to 161,785.31, 242,699.83 and 151,943.81 is: 227,936.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,785.31 : 242,699.83 = 151,943.81 : x
  2. Step 2: Convert to fraction form
    161,785.31/242,699.83 = 151,943.81/x
  3. Step 3: Cross multiply
    161,785.31x = 242,699.83 × 151,943.81
  4. Step 4: Simplify right side
    161,785.31x = 36,876,735,263.19
  5. Step 5: Solve for x
    x = 36,876,735,263.19/161,785.31
  6. Step 6: Final answer
    x = 227,936.25

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.